1881.50 — INSERT,SCREW THREAD

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

1881.50: INSERT,SCREW THREAD.

The INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, special_features: WIDTH:7.62MM-8.12MM; HEIGHT:11.56MM-12.29MM MM, surface_treatment: ZINC OVERALL, nominal_thread_size: 4.0 MILLIMETERS MM, thread_series_designator: ISO M. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-068-8431, 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

1881.50

NSN: 5305-00-068-8431
NIINs: 000688431, 015712436
FSC: 5305 — Screws
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)

SPECIFICATIONS

material	STEEL OVERALL
special_features	WIDTH:7.62MM-8.12MM; HEIGHT:11.56MM-12.29MM MM
surface_treatment	ZINC OVERALL
nominal_thread_size	4.0 MILLIMETERS MM
thread_series_designator	ISO M
NSN	5305-00-068-8431

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN

•

HEAD HEIGHT: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.797 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN

•

HARDNESS RATING: 80.0 ROCKWELL B MINIMUM OVERALL

•

NOMINAL THREAD DIAMETER: 0.190 INCHES IN

•

HEAD STYLE: FLAT CHAMFER

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
HEAD HEIGHT	0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
FASTENER LENGTH	0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.797 INCHES MINIMUM AND 0.859 INCHES MAXIMUM IN
HARDNESS RATING	80.0 ROCKWELL B MINIMUM OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	FLAT CHAMFER
THREAD DIRECTION	RIGHT-HAND
SURFACE TREATMENT	PASSIVATE OVERALL

SUBSTITUTES & CROSS-REFERENCES 10

H66161014Reference document

Same NSN cross-reference

Reference document — Secondary reference

5M.3014.222.39Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

15650450-3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

003-007948-013Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

5305PL0684437Reference document

Same NSN cross-reference

Reference document — Informative reference only

MS16996-13Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1881.50?

1881.50 is a INSERT,SCREW THREAD.

What parts can replace 1881.50?

There are 10 known substitutes for 1881.50: H66161014, 5M.3014.222.39, 15650450-3 and 7 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 1881.50?

1881.50 is cataloged in the U.S. Government catalog under NSN 5305-00-068-8431. This indicates validated use in U.S. government and defense supply chains.

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