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85299 — 85299

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

85299: 85299.

The 85299 is a the manufacturer industrial component. Key specifications include end_item_identification: F-15SA, part_name_assigned_by_controlling_agency: LENS ADAPTER, C MOUNT. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-732-6339, 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→ 85299
NSN: 5305-00-732-6339
NIINs: 007326339, 010934817, 014127248, 015797994, 016294512
FSC: 5305 — Screws
CAGE: 08683 — BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC (USA)
SPECIFICATIONS
end_item_identificationF-15SA
part_name_assigned_by_controlling_agencyLENS ADAPTER, C MOUNT
NSN5305-00-732-6339
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 85299 · 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
•
HEAD HEIGHT: 0.156 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.625 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
•
THREAD LENGTH: 0.500 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL COMP 1020
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.156 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
FASTENER LENGTH0.625 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
THREAD LENGTH0.500 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL COMP 1020
INTERNAL DRIVE STYLESLOT
THREAD CLASS2A A
SUBSTITUTES & CROSS-REFERENCES 4
42G1010Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
17945CReference document
Same NSN cross-reference
Reference document — Secondary reference
R20395Reference document
Same NSN cross-reference
Reference document — Secondary reference
341532Reference 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 85299?
85299 is a 85299. It is classified as a MRO (MRO_GENERAL).
What parts can replace 85299?
There are 4 known substitutes for 85299: 42G1010, 17945C, R20395 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 85299?
85299 is cataloged in the U.S. Government catalog under NSN 5305-00-732-6339. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.