PartsTable
Technical Data Sheet
PartsTable / MRO / 4056
4056 ✓ Verified by PartsTable
Siku · MRO · MRO_GENERAL
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

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include color: BLACK OVERALL, material: PLASTIC POLYURETHANE OVERALL, base_style: MEDIUM SCREW, body_style: W/O MTG FACILITIES, TERMINAL(S) ON ONE SURFACE, body_width: 1.062 INCHES NOMINAL IN, bulb_style: F (FLAME). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-458-2011, 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→ 4056
NSN: 5305-00-458-2011
FSC: 5305
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
colorBLACK OVERALL
materialPLASTIC POLYURETHANE OVERALL
base_styleMEDIUM SCREW
body_styleW/O MTG FACILITIES, TERMINAL(S) ON ONE SURFACE
body_width1.062 INCHES NOMINAL IN
bulb_styleF (FLAME)
head_styleKNURLED NO. 1
body_height2.250 INCHES NOMINAL IN
body_length0.422 INCHES NOMINAL IN
head_height0.188 INCHES NOMINAL IN
inscriptionFM AND PRN BACK
point_styleFLAT
NSN5305-00-458-2011
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4056 · Siku ⚠ 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
•
POINT STYLE: FLAT
•
HEAD DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL: STEEL COMP 303 OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HARDNESS RATING: 75.0 ROCKWELL B MINIMUM AND 83.0 ROCKWELL B MAXIMUM OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
POINT STYLEFLAT
HEAD DIAMETER1.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HARDNESS RATING75.0 ROCKWELL B MINIMUM AND 83.0 ROCKWELL B MAXIMUM OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
HEAD STYLEKNURLED NO. 1
NOMINAL THREAD DIAMETER0.250 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
092-2Interchangeable
interchangeable cross-reference
interchangeable
2523-4Interchangeable
interchangeable cross-reference
interchangeable
8599441-002Interchangeable
interchangeable cross-reference
interchangeable
10-33B40 FM,PRNInterchangeable
interchangeable cross-reference
interchangeable
4056Interchangeable
interchangeable cross-reference
interchangeable
93H609TInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 4056?
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 4056?
4056 is a RESISTOR,FIXED,WIRE WOUND,INDUCT manufactured by Siku. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4056?
There are 15 known substitutes for 4056: 092-2, 2523-4, 8599441-002 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4056?
4056 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-458-2011. 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 — 4056

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