PartsTable
Technical Data Sheet
Download PDF

11881C5-9D — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

11881C5-9D: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: FLAT COUNTERSUNK UNDERCUT, grip_length: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN, head_height: 0.0878 INCHES MINIMUM AND 0.0898 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-102-7958, 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
11881C5-9D
NSN: 5305-01-102-7958
FSC: 5305 — Screws
CAGE: 59563 — REID PRODUCTS INC. DBA REID PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
head_styleFLAT COUNTERSUNK UNDERCUT
grip_length0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
head_height0.0878 INCHES MINIMUM AND 0.0898 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
head_diameter0.6287 INCHES MINIMUM AND 0.6335 INCHES MAXIMUM IN
thread_length0.507 INCHES MINIMUM AND 0.557 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES GRIP
fastener_length1.079 INCHES MINIMUM AND 1.109 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
countersink_angle99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
NSN5305-01-102-7958
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 11881C5-9D · 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
•
SURFACE FINISH: 32.0 MICROINCHES THREADS
•
HEAD HEIGHT: 0.0878 INCHES MINIMUM AND 0.0898 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.079 INCHES MINIMUM AND 1.109 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-83488 TY 2 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.507 INCHES MINIMUM AND 0.557 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH32.0 MICROINCHES GRIP
HEAD HEIGHT0.0878 INCHES MINIMUM AND 0.0898 INCHES MAXIMUM IN
FASTENER LENGTH1.079 INCHES MINIMUM AND 1.109 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-83488 TY 2 CL 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.507 INCHES MINIMUM AND 0.557 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEFLAT COUNTERSUNK UNDERCUT
THREAD DIRECTIONRIGHT-HAND
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 3
HT4067-5-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
3M925C5-9DReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
CHT4067-5-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 11881C5-9D?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 11881C5-9D?
11881C5-9D is a SCREW,CLOSE TOLERANCE.
What parts can replace 11881C5-9D?
There are 3 known substitutes for 11881C5-9D: HT4067-5-9, 3M925C5-9D, CHT4067-5-9. Substitute compatibility should be verified for your specific system.
What is the NSN for 11881C5-9D?
11881C5-9D is cataloged in the U.S. Government catalog under NSN 5305-01-102-7958. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 11881C5-9D

✓ 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.