PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 540881
540881 ✓ 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

INSULATION SLEEVING,ELECTRICAL,S. Key specifications include color: BLACK, material: PLASTIC POLYOLEFIN LOCATION NOT OTHERWISE SPECIFIED, head_style: HEADLESS (SETSCREW), flexibility: FLEXIBLE, point_style: FLAT, temp_rating: -65.0 CELSIUS AND 136.0 CELSIUS DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-282-7646, 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
540881
NSN: 5305-00-282-7646
FSC: 5305
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
colorBLACK
materialPLASTIC POLYOLEFIN LOCATION NOT OTHERWISE SPECIFIED
head_styleHEADLESS (SETSCREW)
flexibilityFLEXIBLE
point_styleFLAT
temp_rating-65.0 CELSIUS AND 136.0 CELSIUS DEGC
thread_class2A A
thread_length0.156 INCHES MINIMUM IN
fastener_length0.156 INCHES NOMINAL IN
special_featuresINTERNAL ADHESIVE COATING
style_designatorBOOT-STRAIGHT
thread_directionRIGHT-HAND
NSN5305-00-282-7646
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 540881 · 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
•
THREAD LENGTH: 0.156 INCHES MINIMUM IN
•
HEAD STYLE: HEADLESS (SETSCREW)
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
THREAD CLASS: 2A A
•
NOMINAL THREAD DIAMETER: 0.086 INCHES IN
•
FASTENER LENGTH: 0.156 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.156 INCHES MINIMUM IN
HEAD STYLEHEADLESS (SETSCREW)
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A A
NOMINAL THREAD DIAMETER0.086 INCHES IN
FASTENER LENGTH0.156 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNF
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLESLOT
MATERIALSTEEL COMP 303 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
TA798D5Interchangeable
interchangeable cross-reference
interchangeable
TA798-5Interchangeable
interchangeable cross-reference
interchangeable
7039-5Interchangeable
interchangeable cross-reference
interchangeable
540881Interchangeable
interchangeable cross-reference
interchangeable
603021Interchangeable
interchangeable cross-reference
interchangeable
383008-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 540881?
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 540881?
540881 is a INSULATION SLEEVING,ELECTRICAL,S.
What parts can replace 540881?
There are 8 known substitutes for 540881: TA798D5, TA798-5, 7039-5 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 540881?
540881 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-282-7646. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 540881

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026