9921 — TELEPHONE CIRCUIT,LINE RELAY

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

9921: TELEPHONE CIRCUIT,LINE RELAY.

The TELEPHONE CIRCUIT,LINE RELAY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_angle: 15.0 DEGREES NOMINAL, overall_length: 284.0 MILLIMETERS NOMINAL MM, special_features: FLEX HEAD RATCHETING BOX END, style_designator: OFFSET, surface_treatment: CHROMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-162-2217, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

MRO→ MRO_GENERAL→ 9921

NSN: 5120-00-162-2217
NIINs: 001622217, 007175997, 010219657, 012090694, 016028320
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 65LN0 — APEX TOOL GROUP, LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_angle	15.0 DEGREES NOMINAL
overall_length	284.0 MILLIMETERS NOMINAL MM
special_features	FLEX HEAD RATCHETING BOX END
style_designator	OFFSET
surface_treatment	CHROMIUM OVERALL
wrenching_surface_size	21.0 MILLIMETERS NOMINAL BOTH ENDS MM
wrenching_surface_shape	12 POINT SECOND END INTERNAL
NSN	5120-00-162-2217

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.062 INCHES NOMINAL IN

•

DRIVE SHANK TYPE: MALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES

•

TIP TYPE: MALE HEXAGONAL

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.062 INCHES NOMINAL IN
DRIVE SHANK TYPE	MALE STRAIGHT ROUND CENTER, FLATTED ON TWO SIDES
OVERALL LENGTH	5.000 INCHES NOMINAL IN
TIP TYPE	MALE HEXAGONAL
END ITEM IDENTIFICATION	COOPER/XCELITE SERIES 99 HANDLES

SUBSTITUTES & CROSS-REFERENCES 6

116-138Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

108X197Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

TMT-99-21Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

272SC192Reference document

Same NSN cross-reference

Reference document — Secondary reference

90-21Reference document

Same NSN cross-reference

Reference document — Secondary reference

3-669Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 9921?

9921 is a TELEPHONE CIRCUIT,LINE RELAY. It is classified as a MRO (MRO_GENERAL).

What parts can replace 9921?

There are 6 known substitutes for 9921: 116-138, 108X197, TMT-99-21 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 9921?

9921 is cataloged in the U.S. Government catalog under NSN 5120-00-162-2217. This indicates validated use in U.S. government and defense supply chains.

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