990111-1 — 990111-1

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

990111-1: 990111-1.

The 990111-1 is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: HEXAGON, nut_height: 0.141 INCHES MAXIMUM IN, lubrication: DRY FILM LUBRICANT, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B. This part is cataloged in the U.S.

Government catalog under NSN 5999-00-270-8315, 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→ 990111-1

NSN: 5999-00-270-8315
NIINs: 002708315, 008014420
FSC: 5999 — Miscellaneous Electrical and Electronic Components
CAGE: 49671 — LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN DIV LOCKHEED MARTIN (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	HEXAGON
nut_height	0.141 INCHES MAXIMUM IN
lubrication	DRY FILM LUBRICANT
temp_rating	450.0 FAHRENHEIT NOMINAL DEGF
thread_class	3B
thread_series	UNJC
locking_feature	PREVAILING TORQUE ALL METAL DESIGN
thread_direction	RIGHT-HAND
countersink_angle	120.0 DEGREES NOMINAL NUT
surface_treatment	PASSIVATE OVERALL
width_across_flats	0.302 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
NSN	5999-00-270-8315

COMPONENT DIAGRAM

KEY FEATURES

•

HOLE ACCOMMODATION DIAMETER: 0.375 INCHES NOMINAL IN

•

MOUNTING METHOD: CLIP

•

STYLE DESIGNATOR: IRREGULAR SHAPE

•

SURFACE TREATMENT: ZINC BODY

•

MATERIAL: STEEL BODY

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.500 INCHES NOMINAL IN
HOLE ACCOMMODATION DIAMETER	0.375 INCHES NOMINAL IN
MOUNTING METHOD	CLIP
STYLE DESIGNATOR	IRREGULAR SHAPE
OVERALL LENGTH	0.594 INCHES NOMINAL IN
OVERALL WIDTH	0.360 INCHES NOMINAL IN
SURFACE TREATMENT	ZINC BODY
MATERIAL	STEEL BODY

SUBSTITUTES & CROSS-REFERENCES 9

500-375-13Reference document

Same NSN cross-reference

Reference document — Secondary reference

108441-2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2312562-1Reference document

Same NSN cross-reference

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

A2M54970Reference document

Same NSN cross-reference

Reference document — Secondary reference

7004433P1Reference document

Same NSN cross-reference

Reference document — Secondary reference

919101-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 990111-1?

990111-1 is a 990111-1. It is classified as a MRO (MRO_GENERAL).

What parts can replace 990111-1?

There are 9 known substitutes for 990111-1: 500-375-13, 108441-2, 2312562-1 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 990111-1?

990111-1 is cataloged in the U.S. Government catalog under NSN 5999-00-270-8315. This indicates validated use in U.S. government and defense supply chains.

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