PIL551C3-338 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

PIL551C3-338: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OR STEEL COMP 8740 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.276 INCHES NOMINAL IN, thread_length: 0.284 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-131-9832, 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

PIL551C3-338

NSN: 5305-01-131-9832
FSC: 5305 — Screws
CAGE: 1GP79 — PILGRIM SCREW CORP DBA PILGRIM AEROSPACE FASTENERS DIV ARIZONA (USA)

SPECIFICATIONS

material	STEEL COMP 4037 OR STEEL COMP 8740 OVERALL
head_style	FLAT COUNTERSUNK
thread_class	2A A
head_diameter	0.276 INCHES NOMINAL IN
thread_length	0.284 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
hardness_rating	33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length	0.225 INCHES MINIMUM AND 0.255 INCHES MAXIMUM FIRST SHOULDER IN
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
shoulder_diameter	0.193 INCHES MINIMUM AND 0.194 INCHES MAXIMUM FIRST SHOULDER IN
NSN	5305-01-131-9832

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN

•

SHOULDER LENGTH: 0.225 INCHES MINIMUM AND 0.255 INCHES MAXIMUM FIRST SHOULDER IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

SHOULDER DIAMETER: 0.193 INCHES MINIMUM AND 0.194 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.284 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

HARDNESS RATING: 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
SHOULDER LENGTH	0.225 INCHES MINIMUM AND 0.255 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SHOULDER DIAMETER	0.193 INCHES MINIMUM AND 0.194 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.284 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
HARDNESS RATING	33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK

SUBSTITUTES & CROSS-REFERENCES 2

BM19069-3-338Reference document

Same NSN cross-reference

Reference document — Secondary reference

GS551C3-338Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

Ready to buy PIL551C3-338?

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 PIL551C3-338?

PIL551C3-338 is a SCREW,SHOULDER.

What parts can replace PIL551C3-338?

There are 2 known substitutes for PIL551C3-338: BM19069-3-338, GS551C3-338. Substitute compatibility should be verified for your specific system.

What is the NSN for PIL551C3-338?

PIL551C3-338 is cataloged in the U.S. Government catalog under NSN 5305-01-131-9832. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

PIL551C3-338 — SCREW,SHOULDER

Request a Quote — PIL551C3-338