NSC 4921

Torpedo Maintenance, Repair, and Checkout Specialized Equipment


Details For NATO Supply Class 4921

Includes Specially designed maintenance, test, checkout, and repair shop specialized equipment for maintenance and repair of torpedoes, torpedo components; adapters, fixtures, inspection and holding fixtures, leveling jack assemblies, fuel filling and syphon assemblies, control surface adapter and protractor assemblies, afterbody cradle adapter and tilting mount assemblies, pressure air heater assemblies, motor drier and puller assemblies, test stand levels and stands for overhaul, maintenance, test, checkout, and repair of torpedo and torpedo components, test panels, fixtures, and test sets for electrical circuits, firing circuits and torpedo test sets.

Excludes Specially designed maintenance test, checkout and repair shop specialized equipment for maintenance and repair of ammunition, guided missiles, rockets, fire control, space vehicles, underwater mines, depth charges and nuclear ordnance. Also excludes "basic" types of electrical and electronic test instruments, such as ammeters, voltmeters, ohmmeters, multimeters, galvanometers and similar instruments.

NSG 4921 - Torpedo Maintenance, Repair, and Checkout Specialized Equipment
Details For NATO Supply Group 49

Note-Specialized equipment which is designed for automotive maintenance and repair, and which is also used for the maintenance and repair of nonautomotive vehicles or equipment, will be classified in Class 4910. Jigs, fixtures, and templates used in conjunction with maintenance and repair shop specialized equipment are classified in this group. However, jigs, fixtures, and templates used in conjunction with metalworking machinery are classified in Group 34. Infrared assemblies, subassemblies, and components specifically designed as test and maintenance specialized equipment are classified in the appropriate classes of this group. Excluded from this group is infrared equipment designed for testing communications and night vision equipment.


NATO Stock Numbers In NATO Supply Class 4921  (50+ listings)
NSN Part Number NCAGE Name
4921-00-003-1273 2416334 10001 NCAGE 10001

  TEST SET SUBASSEMBLY,TORPEDO COMPONENTS

    Alternate References: 4921-00-003-1273, 000031273

4921-00-003-1284 2281128 10001 NCAGE 10001

  SNUBBER,HYDRAULIC,P

    Alternate References: 4921-00-003-1284, 000031284

4921-00-003-3384 2540823 10001 NCAGE 10001

  STANDOFF,HEXAGON,

    Alternate References: 4921-00-003-3384, 000033384

4921-00-003-3396 2210980 10001 NCAGE 10001

  STAND ASSEMBLY

    Alternate References: 4921-00-003-3396, 000033396

4921-00-003-3411 2426517 10001 NCAGE 10001

  INDICATOR,PRESSURE DIFFERENTIAL

    Alternate References: 4921-00-003-3411, 000033411

4921-00-003-8645 2279711 10001 NCAGE 10001

  RESERVOIR

    Alternate References: 4921-00-003-8645, 000038645

4921-00-004-9047 1520551 10001 NCAGE 10001

  SHIPPING AND STORAGE

    Alternate References: 4921-00-004-9047, 000049047

4921-00-004-9159 2415118 10001 NCAGE 10001

  PLUG ASSEMBLY,PROT

    Alternate References: 4921-00-004-9159, 000049159

4921-00-004-9161 2288190 10001 NCAGE 10001

  INSTALLATION TOOL

    Alternate References: 4921-00-004-9161, 000049161

4921-00-004-9162 2288331 10001 NCAGE 10001

  INDICATOR,FLOW

    Alternate References: 4921-00-004-9162, 000049162

4921-00-004-9163 2284639 10001 NCAGE 10001

  BRACKET ASSEMBLY

    Alternate References: 4921-00-004-9163, 000049163

4921-00-006-1920 2281162-8 10001 NCAGE 10001

  CAP ASSEMBLY,PROTECTIVE

    Alternate References: 4921-00-006-1920, 000061920

4921-00-006-1922 2284576 10001 NCAGE 10001

  CAP,VENT

    Alternate References: 4921-00-006-1922, 000061922

4921-00-006-1925 2420349 10001 NCAGE 10001

  CAP ASSEMBLY,PROTECTIVE

    Alternate References: 4921-00-006-1925, 000061925

4921-00-006-1926 2266358 10001 NCAGE 10001

  GUIDE STRIP

    Alternate References: 4921-00-006-1926, 000061926

4921-00-006-6440 2422261 10001 NCAGE 10001

  HEATER

    Alternate References: 4921-00-006-6440, 000066440

4921-00-006-6443 2419188 10001 NCAGE 10001

  VALVE,UNLOADING

    Alternate References: 4921-00-006-6443, 000066443

4921-00-006-7804 2414835 10001 NCAGE 10001

  ROLLER

    Alternate References: 4921-00-006-7804, 000067804

4921-00-007-2645 2417785 10001 NCAGE 10001

  LEAD,ELECTRICAL

    Alternate References: 4921-00-007-2645, 000072645

4921-00-007-2661 2425094 10001 NCAGE 10001

  FINHOLDER ASSEMBLY

    Alternate References: 4921-00-007-2661, 000072661

4921-00-007-2687 2427826 10001 NCAGE 10001

  ADAPTER,EXHAUST

    Alternate References: 4921-00-007-2687, 000072687

4921-00-010-1000 2452580 10001 NCAGE 10001

  TRANSMITTER

    Alternate References: 4921-00-010-1000, 000101000

4921-00-010-1001 2452610 10001 NCAGE 10001

  MULTIVIBRATOR

    Alternate References: 4921-00-010-1001, 000101001

4921-00-010-1002 2452620 10001 NCAGE 10001

  CIRCUIT ASSEMBLY

    Alternate References: 4921-00-010-1002, 000101002

4921-00-010-1003 2452630 10001 NCAGE 10001

  FIRE CONTROL ASSEMB

    Alternate References: 4921-00-010-1003, 000101003

4921-00-010-1004 LD546993 10001 NCAGE 10001

  SPEED CONTROL ASSEM

    Alternate References: 4921-00-010-1004, 000101004

4921-00-010-1007 2159213 10001 NCAGE 10001

  DISPLAY

    Alternate References: 4921-00-010-1007, 000101007

4921-00-010-1041 LD546972 10001 NCAGE 10001

  SENSING CIRCUIT ASS

    Alternate References: 4921-00-010-1041, 000101041

4921-00-010-1043 2159151 10001 NCAGE 10001

  TEST SET SUBASSEMBLY,TORPEDO COMPONENTS

    Alternate References: 4921-00-010-1043, 000101043

4921-00-010-1044 2159142 10001 NCAGE 10001

  GENERATOR,ECHO ASSE

    Alternate References: 4921-00-010-1044, 000101044

4921-00-010-1101 2452510 10001 NCAGE 10001

  AMPLIFIER

    Alternate References: 4921-00-010-1101, 000101101

4921-00-010-1105 2159457 10001 NCAGE 10001

  FUNCTIONAL TEST ASS

    Alternate References: 4921-00-010-1105, 000101105

4921-00-010-1107 2159420 10001 NCAGE 10001

  DISPLAY,TWO UNIT

    Alternate References: 4921-00-010-1107, 000101107

4921-00-010-1111 2132492 10001 NCAGE 10001

  MONITOR,TRANSMIT AS

    Alternate References: 4921-00-010-1111, 000101111

4921-00-010-6446 LD298560 10001 NCAGE 10001

  GUARD,PROPELLER

    Alternate References: 4921-00-010-6446, 000106446

4921-00-010-8018 LD287500 10001 NCAGE 10001

  RETREIVING CAGE ASS

    Alternate References: 4921-00-010-8018, 000108018

4921-00-010-8019 BUWEPSDWG2452743 12186 NCAGE 12186

  LAPPING PLATE

    Alternate References: 4921-00-010-8019, 000108019

4921-00-010-8020 BUWEPSDWG2551291 12186 NCAGE 12186

  HANDLE,LAPPING PLAT

    Alternate References: 4921-00-010-8020, 000108020

4921-00-010-8021 BUWEPSDWG2574655 12186 NCAGE 12186

  ROLLER

    Alternate References: 4921-00-010-8021, 000108021

4921-00-012-4913 LD615539 10001 NCAGE 10001

  WRENCH THRUST

    Alternate References: 4921-00-012-4913, 000124913

4921-00-015-3741 1660813 10001 NCAGE 10001

  BRACKET ASSEMBLY

    Alternate References: 4921-00-015-3741, 000153741

4921-00-024-9009 1312339 10001 NCAGE 10001

  TESTER ASSEMBLY

    Alternate References: 4921-00-024-9009, 000249009

4921-00-024-9014 LD294292 10001 NCAGE 10001

  TESTER ASSEMBLY

    Alternate References: 4921-00-024-9014, 000249014

4921-00-024-9109 LD160738 10001 NCAGE 10001

  TOOL ASSEMBLY,HANDL

    Alternate References: 4921-00-024-9109, 000249109

NSN 4921-00-024-9136 4921-00-024-9136 WA64610 10001 NCAGE 10001

  INSPECTION UNIT

    Alternate References: 4921-00-024-9136, 000249136

4921-00-042-4403 2571095 10001 NCAGE 10001

  PROTECTOR,THREAD

    Alternate References: 4921-00-042-4403, 000424403

4921-00-042-4404 2571105 10001 NCAGE 10001

  SADDLE,TAIL CONE

    Alternate References: 4921-00-042-4404, 000424404

4921-00-042-4407 2571233 10001 NCAGE 10001

  WRENCH,TEE,IDLER NU

    Alternate References: 4921-00-042-4407, 000424407

4921-00-042-4408 2571234 10001 NCAGE 10001

  CHECKER,PRESSURE,HY

    Alternate References: 4921-00-042-4408, 000424408

4921-00-042-4415 2541781 10001 NCAGE 10001

  ADAPTER,SWITCH

    Alternate References: 4921-00-042-4415, 000424415



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