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Technical Data Sheet
PartsTable / COMPONENT / 90958
90958 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SPACER,RING is a the manufacturer industrial component. Key specifications include end_item_identification: 1005-01-553-5196 M39 ENHANCED MARKSMAN RIFLE, part_name_assigned_by_controlling_agency: WASHER,SPACER FRONT BAND .010. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-688-1258, 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
90958
NSN: 5305-00-688-1258
FSC: 5305
CAGE: 1K426 — MOOG INC. DBA MOOG COMPONENTS GROUP (USA)
SPECIFICATIONS
end_item_identification1005-01-553-5196 M39 ENHANCED MARKSMAN RIFLE
part_name_assigned_by_controlling_agencyWASHER,SPACER FRONT BAND .010
NSN5305-00-688-1258
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 90958 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
SCREW SURFACE TREATMENT: PASSIVATE
•
FASTENER LENGTH: 0.187 INCHES NOMINAL IN
•
HEAD DIAMETER: 0.172 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.070 INCHES NOMINAL IN
•
THREAD CLASS: 2A A
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC ALL MATERIAL RESPONSES
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.112 INCHES IN
SCREW SURFACE TREATMENTPASSIVATE
FASTENER LENGTH0.187 INCHES NOMINAL IN
HEAD DIAMETER0.172 INCHES NOMINAL IN
HEAD HEIGHT0.070 INCHES NOMINAL IN
THREAD CLASS2A A
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC ALL MATERIAL RESPONSES
SCREW MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 316
HEAD STYLEFLAT CHAMFER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
90960Interchangeable
interchangeable cross-reference
interchangeable
90958Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 90958?
90958 is a SPACER,RING.
What parts can replace 90958?
There are 2 known substitutes for 90958: 90960, 90958. Substitute compatibility should be verified for your specific system.
What is the NSN for 90958?
90958 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-688-1258. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026